Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual decisão tem um visitante de Calgary, uma pontuação de 2-1 e uma série de 4-3?
 ###Tabelas: CREATE TABLE personnel_and_sponsorship (personnel_and_sponsorship_id AUTO_INCREMENT PRIMARY KEY, Team VARCHAR, Chairman VARCHAR, Head Coach VARCHAR, Captain VARCHAR, Kitmaker VARCHAR, Shirt sponsor VARCHAR) CREATE TABLE profiles (profiles_id AUTO_INCREMENT PRIMARY KEY, Profile VARCHAR, Bandwidth ( MHz ) VARCHAR, Number of carriers INT, Carrier bandwidth (kHz) VARCHAR, Power ( dBm ) VARCHAR, Max. downstream throughput ( Mbit/s ) INT) CREATE TABLE western_conference_quarter-finals_vs._6_calgary_flames (western_conference_quarter-finals_vs._6_calgary_flames_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Visitor VARCHAR, Score VARCHAR, Home VARCHAR, Decision VARCHAR, Series VARCHAR) CREATE TABLE comparison_of_toy_group_breeds_of_major_kennel_clubs (comparison_of_toy_group_breeds_of_major_kennel_clubs_id AUTO_INCREMENT PRIMARY KEY, The Kennel Club (UK) Toy Group VARCHAR, Canadian Kennel Club Toy Dogs Group VARCHAR, American Kennel Club Toy Group VARCHAR, Australian National Kennel Council Toy Dogs Group VARCHAR, New Zealand Kennel Club Toy Group VARCHAR) CREATE TABLE screen_actors_guild (screen_actors_guild_id AUTO_INCREMENT PRIMARY KEY, Year INT, Category VARCHAR, Film VARCHAR, Result VARCHAR, Lost to VARCHAR)  
SELECT Decision FROM western_conference_quarter-finals_vs._6_calgary_flames WHERE Visitor = calgary AND Score = 2 – 1 AND Series = 4 – 3